7428438

素因数分解:

$2^1\times 3^2\times {\mathrm{139}}^1\times {\mathrm{2969}}^1$

素因数の和:3116

約数の個数: 24

約数和(自身を含む): 16216200

約数和(自身を除く): 8787762

約数列:

[1, 2, 3, 6, 9, 18, 139, 278, 417, 834, 1251, 2502, 2969, 5938, 8907, 17814, 26721, 53442, 412691, 825382, 1238073, 2476146, 3714219, 7428438]

約数ペア:

[(1, 7428438), (2, 3714219), (3, 2476146), (6, 1238073), (9, 825382), (18, 412691), (139, 53442), (278, 26721), (417, 17814), (834, 8907), (1251, 5938), (2502, 2969)]